Weeds in Cass County Crops, 1978-1983

The topic was weeds in North Dakota crop land in Cass County from 1978-83. Limitations of human memory and visual observation make differentiation between yearly fluctuation and actual trends in weed infestations difficult. Surveys were conducted to obtain information on weed populations in Cass County, North Dakota, over a six-year period. Information on weed populations are useful to determine the benefits and needs for herbicides, to plan weed science research and extension programs, to give early warning of developing weed problems, to assist in the development of weed prevention and control systems, and to provide a historical record for future reference.